deltatrials
Active Not Recruiting OBSERVATIONAL NCT03970343

Post Approval Study (PAS) of the OPTIMIZER Smart and CCM Therapy (PAS)

A Prospective, Multi-center, Non-randomized, Single Arm Open Label Study of 620 Subjects Receiving the OPTIMIZER Smart With CCM Therapy as Standard of Care

Sponsor: Impulse Dynamics

Conditions Heart Failure
Interventions OPTIMIZER Smart System
Updated 39 times since 2019 Last updated: Nov 18, 2025 Started: Jan 21, 2020 Primary completion: Jul 31, 2028 Completion: Jul 31, 2028
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT03970343, this observational or N/A phase trial focuses on Heart Failure and remains ongoing. Sponsored by Impulse Dynamics, it has been updated 39 times since 2020, reflecting substantial change activity. This study contributes longitudinal data to the cardiovascular research landscape.

Status Flow

~Jun 2019 – ~Jul 2019 · 30 days · monthly snapshot~Jul 2019 – ~Aug 2019 · 31 days · monthly snapshot~Aug 2019 – ~Nov 2019 · 3 months · monthly snapshot~Nov 2019 – ~Feb 2020 · 3 months · monthly snapshot~Feb 2020 – ~Mar 2020 · 29 days · monthly snapshot~Mar 2020 – ~Jul 2020 · 4 months · monthly snapshot~Jul 2020 – ~Aug 2020 · 31 days · monthly snapshot~Aug 2020 – ~Sep 2020 · 31 days · monthly snapshot~Sep 2020 – ~Oct 2020 · 30 days · monthly snapshot~Oct 2020 – ~Nov 2020 · 31 days · monthly snapshot~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~Mar 2021 · 28 days · monthly snapshot~Mar 2021 – ~Apr 2021 · 31 days · monthly snapshot~Apr 2021 – ~May 2021 · 30 days · monthly snapshot~May 2021 – ~Jun 2021 · 31 days · monthly snapshot~Jun 2021 – ~Sep 2021 · 3 months · monthly snapshot~Sep 2021 – ~Oct 2021 · 30 days · monthly snapshot~Oct 2021 – ~Nov 2021 · 31 days · monthly snapshot~Nov 2021 – ~Dec 2021 · 30 days · monthly snapshot~Dec 2021 – ~Jan 2022 · 31 days · monthly snapshot~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshot~Feb 2022 – ~Jul 2022 · 5 months · monthly snapshot~Jul 2022 – ~Sep 2022 · 2 months · monthly snapshot~Sep 2022 – ~Nov 2022 · 2 months · monthly snapshot~Nov 2022 – ~Dec 2022 · 30 days · monthly snapshot~Dec 2022 – ~Apr 2023 · 4 months · monthly snapshot~Apr 2023 – ~Jul 2023 · 3 months · monthly snapshot~Jul 2023 – ~Sep 2023 · 2 months · monthly snapshot~Sep 2023 – ~Oct 2023 · 30 days · monthly snapshot~Oct 2023 – ~Apr 2024 · 6 months · monthly snapshot~Apr 2024 – ~May 2024 · 30 days · monthly snapshot~May 2024 – ~Jul 2024 · 2 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Nov 2024 · 2 months · monthly snapshot~Nov 2024 – ~Jun 2025 · 7 months · monthly snapshot~Jun 2025 – ~Sep 2025 · 3 months · monthly snapshot~Sep 2025 – ~Dec 2025 · 3 months · monthly snapshot~Dec 2025 – present · 7 months · monthly snapshot

Change History

39 versions recorded

  1. Dec 2025 — Present [monthly]

    Active Not Recruiting

    Status: Recruiting → Active Not Recruiting

  2. Sep 2025 — Dec 2025 [monthly]

    Recruiting

  3. Jun 2025 — Sep 2025 [monthly]

    Recruiting

  4. Nov 2024 — Jun 2025 [monthly]

    Recruiting

  5. Sep 2024 — Nov 2024 [monthly]

    Recruiting

▶ Show 34 earlier versions

  1. Jul 2024 — Sep 2024 [monthly]

    Recruiting

  2. May 2024 — Jul 2024 [monthly]

    Recruiting

  3. Apr 2024 — May 2024 [monthly]

    Recruiting

  4. Oct 2023 — Apr 2024 [monthly]

    Recruiting

  5. Sep 2023 — Oct 2023 [monthly]

    Recruiting

  6. Jul 2023 — Sep 2023 [monthly]

    Recruiting

  7. Apr 2023 — Jul 2023 [monthly]

    Recruiting

  8. Dec 2022 — Apr 2023 [monthly]

    Recruiting

  9. Nov 2022 — Dec 2022 [monthly]

    Recruiting

  10. Sep 2022 — Nov 2022 [monthly]

    Recruiting

  11. Jul 2022 — Sep 2022 [monthly]

    Recruiting

  12. Feb 2022 — Jul 2022 [monthly]

    Recruiting

  13. Jan 2022 — Feb 2022 [monthly]

    Recruiting

  14. Dec 2021 — Jan 2022 [monthly]

    Recruiting

  15. Nov 2021 — Dec 2021 [monthly]

    Recruiting

  16. Oct 2021 — Nov 2021 [monthly]

    Recruiting

  17. Sep 2021 — Oct 2021 [monthly]

    Recruiting

  18. Jun 2021 — Sep 2021 [monthly]

    Recruiting

  19. May 2021 — Jun 2021 [monthly]

    Recruiting

  20. Apr 2021 — May 2021 [monthly]

    Recruiting

  21. Mar 2021 — Apr 2021 [monthly]

    Recruiting

  22. Feb 2021 — Mar 2021 [monthly]

    Recruiting

  23. Jan 2021 — Feb 2021 [monthly]

    Recruiting

  24. Nov 2020 — Jan 2021 [monthly]

    Recruiting

  25. Oct 2020 — Nov 2020 [monthly]

    Recruiting

  26. Sep 2020 — Oct 2020 [monthly]

    Recruiting

  27. Aug 2020 — Sep 2020 [monthly]

    Recruiting

  28. Jul 2020 — Aug 2020 [monthly]

    Recruiting

  29. Mar 2020 — Jul 2020 [monthly]

    Recruiting

    Status: Not Yet Recruiting → Recruiting

  30. Feb 2020 — Mar 2020 [monthly]

    Not Yet Recruiting

  31. Nov 2019 — Feb 2020 [monthly]

    Not Yet Recruiting

  32. Aug 2019 — Nov 2019 [monthly]

    Not Yet Recruiting

  33. Jul 2019 — Aug 2019 [monthly]

    Not Yet Recruiting

  34. Jun 2019 — Jul 2019 [monthly]

    Not Yet Recruiting

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Impulse Dynamics
Data source: Impulse Dynamics

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Allentown, United States , Asheville, United States , Atlanta, United States , Aurora, United States , Austin, United States , Boston, United States , Bridgeton, United States , Bryn Mawr, United States , Charleston, United States , Charlotte, United States and 62 more locations